Hourly Weather Forecast - Port Jefferson, NY

5:16 PM
6 PM
9°F
10%
25mph
NNW
Windy
Humidity
65%
Feels like
-12°F
Dew Point
0°F
7 PM
8°F
30%
25mph
NNW
30% Chance of Snow
Humidity
65%
Feels like
-13°F
Dew Point
-1°F
8 PM
8°F
30%
25mph
NNW
30% Chance of Snow
Humidity
64%
Feels like
-14°F
Dew Point
-2°F
9 PM
7°F
30%
24mph
NNW
30% Chance Snow Showers
Humidity
63%
Feels like
-14°F
Dew Point
-3°F
10 PM
6°F
30%
23mph
NNW
30% Chance Snow Showers
Humidity
62%
Feels like
-15°F
Dew Point
-4°F
11 PM
6°F
0%
23mph
NNW
Windy
Humidity
62%
Feels like
-15°F
Dew Point
-4°F

Sunday Morning's Low Temperatures

Snow, Record-Breaking Cold Impacts Great Lakes & Northeast

Frigid temperatures, high winds, and snow headed to a large portion of the eastern U.S. through this weekend.

Weekend Weather Outlook

Weekend Weather Outlook

Image courtesy of Pixabay.com

All About Snow Squalls

Weekly Drought Map for February 5, 2026

Scarce Precipitation Leads to Widespread Drought Degradation

Image by Frauke Feind from Pixabay

During Strong Winds: Stay Ready

Windchill chart

Dangers of Wind Chills

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